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\begin{align}
\int_{0}^{1}{\ln\pars{x} \over 1 + x^{5}}\,\dd x &=
\int_{0}^{1}\ln\pars{x}\pars{{1 \over 1 + x^{5}} + {1 \over 1 - x^{5}}}\,\dd x -
\int_{0}^{1}{\ln\pars{x} \over 1 - x^{5}}\,\dd x
\\[3mm] & =
2\int_{0}^{1}{\ln\pars{x} \over 1 - x^{10}}\,\dd x -
\int_{0}^{1}{\ln\pars{x} \over 1 - x^{5}}\,\dd x
\\[3mm] & =
{1 \over 50}\int_{0}^{1}{\ln\pars{x} \over 1 - x}\,x^{-9/10}\,\dd x -
{1 \over 25}\int_{0}^{1}{\ln\pars{x} \over 1 - x}\,x^{-4/5}\,\dd x
\\[3mm] & =
-\,{1 \over 50}\lim_{\mu \to -9/10}\totald{}{\mu}
\overbrace{\int_{0}^{1}{1 - t^{\mu} \over 1 - x}\,\dd x}
^{\ds{\Psi\pars{\mu + 1} + \gamma}}\ +\
{1 \over 25}\lim_{\mu \to -4/5}\totald{}{\mu}
\overbrace{\int_{0}^{1}{1 - t^{\mu} \over 1 - x}\,\dd x}^{\ds{\Psi\pars{\mu + 1} + \gamma}}
\\[3mm] & =
\fbox{$\ds{{1 \over 50}\bracks{%
2\Psi\,'\pars{{1 \over 5}} - \Psi\,'\pars{{1 \over 10}}}}$}
\approx -0.9780
\end{align}
$\Psi\pars{z}$ es la función digamma y $\gamma$ es el de Euler-Mascheroni constante. La última integral que implica la $\Psi$ función es un "estándar" de la identidad y aparece en, por ejemplo, Abramowitz y Stegun tabla.